With Apache 2.2.13, developers have closed security holes in the popular webserver.

The 2.8.3 release of the free blog software Wordpress fixes some privilege escalation problems left over from a previous version.

The biggest botnet to date is being virtualized using a network of one million Linux kernels. The virtual machines form an experiment in studying the origins of the malware.

Adobe has come out with a patch for Flash Player to fix a recent security problem.

A specially crafted dynamic update message to a DNS zone for which the server is a master can raise havoc in BIND 9. An active remote exploit is already "in wide circulation."

Tin Hat, a Linux distribution based on hardened Gentoo, has been released in version 20090727.

The free router software DD-WRT opens in its version 24(SP1) a huge door due to a vulnerability in its HTTP daemon server.

Virus analyst Yury Namestnikov investigated the structure, functionality and business model of botnets for antivirus firm Kaspersky Lab with some surprising results.